NASA's Chandra X-ray Observatory provides a new look at the Andromeda galaxy in this multi-wavelength image that includes ...

"We have discovered a galaxy that has been 'perfectly preserved' for billions of years, a true archaeological find that tells ...

A NASA satellite that’s been orbiting as space junk since 1967, Relay 2, emitted an unexpected, powerful radio burst that ...

Astronomers have discovered the most distant mini-halo ever seen—10 billion light-years away—revealing that galaxy clusters ...

Effective July 1, W. Jud Ready will serve as the inaugural executive director of Georgia Tech’s new Space Research Institute ...

We’re essentially opening a new window on the transient universe” said Matthew Siebert of the Space Telescope Science Institute, capturing the awe that swept through the astrophysics community after ...

Hubble just spotted a ravenous black hole 174 million times the Sun’s mass inside UGC 11397. Buried in cosmic dust, it’s ...

Eight American researchers have arrived at a university in southern France, as the country pushes to offer "science asylum" ...

"The United Nations declaration of June 30 as Asteroid Day is a very important milestone for us," Asteroid Day co-founder ...

Astronomers have discovered a rare planet hiding at the edge of our galaxy using a space-time phenomenon that was first predicted by Albert Einstein. The exoplanet, AT2021uey b, is a Jupiter-sized gas ...

One is the Suzaku satellite, which was jointly operated by JAXA and NASA and was very good at detecting very faint signals. The other is the ESA’s XMM-Newton, which is very good at observing powerful ...